Listing a DD15 Engine for Sale https://www.nationwideheavytruckparts.com/detroit-dd15/ in excellent condition with low hours and full service records; recently serviced with oil/filter change and new turbo bearings. Compression and diagnostic reports available—no leaks, minimal smoke, and runs smoothly under load. Ideal for Class 8 trucks or heavy-duty repowers; photos and serial number provided on request.